◘ As a part of (search) url´s
=> http://de.wikipedia.org/wiki/Streetart#Weblinks view + klick the flickr links.
The better browsers moz + ie7 are cracking the "►" so an reaction in the url.◘ googleTAGs
the triangles ► placed in html pages next to the searchterms.
The Aim: more attention in search engine results